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puerile

adjective | /puerile/

Advanced WordsMEDIUM

silly or childish, showing a lack of seriousness

Learning Progress

Synonyms

childishjuvenileimmatureinfantilejejune

Antonyms

maturegrown-upsensibleadult

Examples

"His puerile jokes were out of place at the formal dinner."

"She regretted her puerile reaction to the criticism."

Mnemonic Trick

PUERILE → PUER (boy) + -ILE: boyish — childish behaviour or thinking.

Etymology

From Latin puerilis “boyish.”

Used for immature, juvenile, or trivial behaviour.

Source: Advanced WordsAdded: 9/28/2025

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Active Learners57
Words Being Learned101
Words Mastered238

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